求助:itemchanged事件里面(dwo.Name)为什么报错?
求助:itemchanged事件里面的代码:目的是某些特定的字段改变的时候作一些事情,但是报错:代码如下
//修改招标价格后保存
string ls_col_name
ls_col_name = (dwo.Name)
If ls_col_name = 'zbsj_zbje' Or ls_col_name = 'zbsj_wxxz' Then
错误信息:NULL object reference at line 3 in itemchanged of dw_3